Cavities in teeth are caused by decay.牙齿上的空洞是由龋蚀造成的.The dentist filled several cavities in my teeth.牙医给我的牙堵了好几个洞 excavation 指“挖掘的洞”,如:Numerous and extensive eddy cavities retard the turbulent mixing process.多而大的涡流区延迟了扰动的...
The dentist filled several cavities in my teeth.牙医给我的牙堵了好几个洞 excavation 指“挖掘的洞”,如:Like paper that lacunaris oily sludge, also get into the cavities of not very smooth.对于像纸张那样的多孔基材而言, 也能进入不怎么平滑的空隙中....crystals that grow i...
Britain did not introduce compulsory primary education until 1880.直到1880年，英国才开始实行初等义务教育。Unions pledged to fight any compulsory redundancies "tooth and nail".工会许诺会“竭尽所能地”阻止任何强制裁员。They have campaigned strongly for compulso...
Human granulocytic anaplasmosis ( HGA ) is an emerging tick - borne natural focal disease caused by Anaplasma phagocytophilum.人粒细胞无形体病是由人嗜粒细胞无形体引起的一种经蜱传播的新发的自然疫源性疾病....